Johnson had made up his mind to give it up，but on second thought he determined to try third time.
A. /；a
B. /；/
C. a；a
D. the；a
网友回答
(答案→)A. /；a
B. /；/
C. a；a
D. the；a
解析：本题考查冠词习惯用语和冠词的基本用法。on second thought意为“进一步考虑后；经再三考虑”；try a third time “a+序数词”表示“又一；再一”。